Slickdeals is community-supported.  We may get paid by brands for deals, including promoted items.
popular
travisshyn 2.1K Views
Sep 25, 2026 1:18 AM

KS30 Spark Plug Tester, Dual-Port Spark Tester, One-Tap with Safety Shield, Plug-and-Play for Cars, Motorcycles & ATVs $17.99

$18

$44

59% off
Amazon
Get Deal at Amazon

Why are you downvoting this deal?

Good Deal?
4Comments
Save
Share
Deal Details
KS30 Spark Plug Tester, Dual-Port Spark Tester, One-Tap with Safety Shield, Plug-and-Play for Cars, Motorcycles & ATVs $17.99

Sold by KZYEE US and Ships from Amazon.

Compatible spark plugs from cars, motorcycles, ATVs, lawn equipment, generators, and other gasoline engines. If your engine uses one spark plug, use a same-type known-good or new plug in the second port. Powered by 110–120V AC. Plugs 34 mm (1.34 in) or longer are recommended; very short plugs may not fit properly.

https://www.amazon.com/dp/B0F2MSCDV6?th=1
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
KS30 Spark Plug Tester, Dual-Port Spark Tester, One-Tap with Safety Shield, Plug-and-Play for Cars, Motorcycles & ATVs $17.99

Sold by KZYEE US and Ships from Amazon.

Compatible spark plugs from cars, motorcycles, ATVs, lawn equipment, generators, and other gasoline engines. If your engine uses one spark plug, use a same-type known-good or new plug in the second port. Powered by 110–120V AC. Plugs 34 mm (1.34 in) or longer are recommended; very short plugs may not fit properly.

https://www.amazon.com/dp/B0F2MSCDV6?th=1

Community Voting

Deal Score
+5
Good Deal
Bad Deal

Why are you downvoting this deal?

Join The Conversation

Share your experience with the Slickdeals community

Share information with the community. Please follow our Community Guidelines and be kind!

4 Comments

Sign up for a Slickdeals account to remove this ad.

Yesterday 12:03 PM
21 Comments
Joined Jul 2026
NervousHill1486Yesterday 12:03 PM
21 Comments
Just replace them
Today 8:46 AM
287 Comments
Joined Apr 2016
bktj600Today 8:46 AM
287 Comments
Quote from NervousHill1486 View quoted comment :
Just replace them
Being able to diagnose root cause of an engine issue without just throwing the parts cannon at the problem is significantly more cost effective and empowering. This does look handy for someone with a lot of gas powered equipment and cars in the driveway.
Today 9:20 AM
20 Comments
Joined Nov 2020
Bomber33Today 9:20 AM
20 Comments
Quote from NervousHill1486 View quoted comment :
Just replace them
Or ground them out
Today 8:09 PM
366 Comments
Joined Jan 2015
RyanR23Today 8:09 PM
366 Comments
Quote from NervousHill1486 View quoted comment :
Just replace them
I would but one of my cars has 16 spark plugs LOL

Join The Conversation

Share your experience with the Slickdeals community

Share information with the community. Please follow our Community Guidelines and be kind!